tests/sphere.cpp

   1 #include <msp/geometry/circle.h>
   2 #include <msp/test/test.h>
   3
   4 using namespace Msp;
   5
   6 class HyperSphereTests: public Test::RegisteredTest<HyperSphereTests>
   7 {
   8 public:
   9         HyperSphereTests();
  10
  11         static const char *get_name() { return "HyperSphere"; }
  12
  13 private:
  14         void ray_intersection();
  15 };
  16
  17 HyperSphereTests::HyperSphereTests()
  18 {
  19         add(&HyperSphereTests::ray_intersection, "Ray intersection");
  20 }
  21
  22 void HyperSphereTests::ray_intersection()
  23 {
  24         Geometry::Circle<double> circle(1.5);
  25         Geometry::Ray<double, 2> ray(LinAl::Vector<double, 2>(2.5, 0), LinAl::Vector<double, 2>(-1, 0));
  26         EXPECT(circle.check_intersection(ray));
  27         ray = Geometry::Ray<double, 2>(LinAl::Vector<double, 2>(2.5, 0), LinAl::Vector<double, 2>(1, 0));
  28         EXPECT(!circle.check_intersection(ray));
  29         ray = Geometry::Ray<double, 2>(LinAl::Vector<double, 2>(2.5, 0), LinAl::Vector<double, 2>(-4, 2.95));
  30         EXPECT(circle.check_intersection(ray));
  31         ray = Geometry::Ray<double, 2>(LinAl::Vector<double, 2>(2.5, 0), LinAl::Vector<double, 2>(-4, 3.05));
  32         EXPECT(!circle.check_intersection(ray));
  33 }